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// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'dart:async';
import 'request.dart';
import 'response.dart';
/// A function which handles a [Request].
/// For example a static file handler may read the requested URI from the
/// filesystem and return it as the body of the [Response].
/// A [Handler] which wraps one or more other handlers to perform pre or post
/// processing is known as a "middleware".
/// A [Handler] may receive a request directly from an HTTP server or it
/// may have been touched by other middleware. Similarly the response may be
/// directly returned by an HTTP server or have further processing done by other
/// middleware.
typedef FutureOr<Response> Handler(Request request);